Zobrazeno 1 - 10
of 117
pro vyhledávání: '"Yupaporn Areepong"'
Publikováno v:
HighTech and Innovation Journal, Vol 5, Iss 1, Pp 16-35 (2024)
This research aims to investigate a Homogenously Weighted Moving Average (HWMA) control chart for detecting minor and moderate shifts in the process mean. A mathematical model for the explicit formulae of the average run length (ARL) of the HWMA cont
Externí odkaz:
https://doaj.org/article/8d46a2a5b16b4405aac7d2811c0fb1d8
Autor:
Kotchaporn Karoon, Yupaporn Areepong
Publikováno v:
Emerging Science Journal, Vol 7, Iss 6, Pp 1875-1891 (2023)
The double exponentially weighted moving average (DEWMA) chart is a control chart that is a vital analytical tool for keeping track of the quality of a process, and the sensitivity of the control chart to the process is evaluated using the average ru
Externí odkaz:
https://doaj.org/article/52e1295a8fa94d0892a0c0e3713d0b8f
Publikováno v:
Emerging Science Journal, Vol 7, Iss 5, Pp 1771-1786 (2023)
The double exponentially weighted moving average (DEWMA) control chart, an extension of the EWMA control chart, is a useful statistical process control tool for detecting small shift sizes in the mean of processes with either independent or autocorre
Externí odkaz:
https://doaj.org/article/b13367fbe460485ab6fda9e4cf1e5890
Publikováno v:
Emerging Science Journal, Vol 7, Iss 3, Pp 854-866 (2023)
The goal of this study is to present the mixed Tukey exponentially weighted moving average-modified exponentially weighted moving average control chart (MEME-TCC) for monitoring process location with symmetric and skewed distributions in an attempt t
Externí odkaz:
https://doaj.org/article/7ff01f84611b4ce5ad7de70ae1d56613
Autor:
Yupaporn Areepong, Rapin Sunthornwat
Publikováno v:
Emerging Science Journal, Vol 7, Iss 0, Pp 163-185 (2023)
COVID-19 has been affecting human beings since the end of 2019. Studying the characteristics of a COVID-19 outbreak is significant because it will add to the knowledge that is necessary for protecting the general public and controlling future viral o
Externí odkaz:
https://doaj.org/article/107afcd2d56c4acab09a09542259d2ad
Publikováno v:
Results in Engineering, Vol 18, Iss , Pp 101152- (2023)
Control charts are an extremely valuable tool in statistical process control (SPC) for processing information from a system or procedure over time and displaying statistically significant changes in data while also showing how a system or process is
Externí odkaz:
https://doaj.org/article/7beb9876b1b84cd0b0da924e41d60549
Autor:
Piyatida Phanthuna, Yupaporn Areepong
Publikováno v:
Emerging Science Journal, Vol 6, Iss 5, Pp 1134-1152 (2022)
Among the many statistical process control charts, the modified exponentially weighted moving average (EWMA) control chart has been designed to swiftly detect a small shift in a process parameter. Herein, we propose two explicit formulas for the aver
Externí odkaz:
https://doaj.org/article/8c6dbed3de4e456ca55623ece3d2406c
Publikováno v:
Symmetry, Vol 15, Iss 12, p 2112 (2023)
Statistical process control (SPC) is used for monitoring and detecting anomalies in processes in the areas of manufacturing, environmental studies, economics, and healthcare, among others. Herein, we introduce an innovative SPC approach via mathemati
Externí odkaz:
https://doaj.org/article/1fd4a639f83644b18eea07eb80bed331
Publikováno v:
Mathematics, Vol 11, Iss 21, p 4482 (2023)
In the real world, a nonparametric control chart is a powerful substitute for enhancing outcome quality, although the fundamental procedure characteristic often fails to match the distribution assumptions. This study aims to construct and evaluate an
Externí odkaz:
https://doaj.org/article/33a87ad7067e4f42842c2b90035067e6
Publikováno v:
Songklanakarin Journal of Science and Technology (SJST), Vol 43, Iss 5, Pp 1414-1427 (2021)
Statistical process control (SPC) plays a necessary role in manufacturing industry processes. An essential tool for SPC used for monitoring, measuring, controlling, and improving quality in various fields is the control chart. The modified exponent
Externí odkaz:
https://doaj.org/article/8431515eeb3644be93a977cb97875283